HANAMONOGATARI follows Suruga Kanbaru after Koyomi Araragi has graduated from high school.
Suruga is now a third-year student, and all of her upperclassmen friends have graduated. Rumors have spread that a mysterious "devil" has been solving peoples' problems. After investigating this rumor, Suruga is surprised to find her Rainy Devil arm has gone missing. Book #9 in the series.

One morning, Suruga Kanbaru hears a rumor of "the Lord Devil" that grants any wish. Suruga is worried that the identity of the Lord Devil is none other than herself because she made a wish on "the Monkey's Paw." The item was left behind by her mother, and turned Suruga into a Rainy Devil and made her try to kill Koyomi Araragi.
In order to find out the identity of the Lord Devil, Suruga decides to meet the Lord Devil, but who she sees at the meeting spot is the most unexpected person- Rouka Numachi, Suruga's old archrival...